FS10 SeriesFluid Components International LLC 477 MAINTENANCE AND TROUBLESHOOTINGMaintenancePerform preventive maintenance on the sensing element as required. If the process media sticks to the process pipes (or tank) clean the sens-ing element in the same manner and frequency as the process pipe (or tank). Use solvent compatible with 316L stainless steel and HastelloyC22 (be careful not to bend or damage the thermowells). Occasionally check for moisture in the control circuit housing and wiring connec-tions. Check for proper system functionality and response time.TroubleshootingIf the instrument is not operating, go through the installation and adjustment procedures and verify proper installation. If the instrumentfails after some time in service and it has been checked, or if it fails to operate at start up and the installation has been verified, contact yourauthorized FCI service representative.If FCI representative cannot be reached, contact FCI Technical Service. If the instrument is to be returned, obtain a Return Authorization. Theform contains a declaration of decontamination cleaning information that the instrument must comply with before it is shipped to FCI. Thetelephone number in the US is 1-800-854-1993 or 1-760-744-6950 or email: techsupport@fluidcomponents.com